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Need help with math quarterly please

Need help with math quarterly please-example-1
User Thaoden
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2 Answers

3 votes
put a more clearer picture can’t see men
User Graeme
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2 votes

Answer:

c=40

Explanation:

a + c=65 equation 1

7a+4c=335 equation 2

c=65-a isolate c from equation 1

7a+4(65-a)=335

7a+260-4a=335

3a=75

a=25

solve for c

a+c=65

25+c=65

c=40

check answer:

7a+4c=335

7(25)+4(40)=335

175+160=335

335=335

User Myrlene
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